5699     if rev is None or rev == '':

  5699     if rev is None or rev == '':

  5700         rev = node

  5700         rev = node

  5701 

  5701 

  5702     # with no argument, we also move the current bookmark, if any

  5702     # with no argument, we also move the current bookmark, if any

  5703     movemarkfrom = None

  5703     movemarkfrom = None

  5705         movemarkfrom = repo['.'].node()

  5705         movemarkfrom = repo['.'].node()

  5706 

  5706 

  5707     # if we defined a bookmark, we have to remember the original bookmark name

  5707     # if we defined a bookmark, we have to remember the original bookmark name

  5708     brev = rev

  5708     brev = rev

  5709     rev = scmutil.revsingle(repo, rev, rev).rev()

  5709     rev = scmutil.revsingle(repo, rev, rev).rev()